user
Create a list of four characters and describe each one.

assistant
1. Mercedes: She is an outgoing and cheerful woman with an infectious laugh. She loves to be around people and make them laugh.
2. Tom: Tom is a gentle, kind, introspective man. He loves nature and can often be found taking long walks in the park.
3. Mary: Mary is a driven and ambitious woman. She is always striving for the best and pushing the limits. 
4. Carl: Carl is a smart and introspective young man. He loves to read and ponder the complex worlds within books.